Carlson RT3 | RT4 Tablet

August 10, 2023

Connecting Internet with Skylight (only RT3/RT4)

Sometimes the RT3/RT4 has some hidden APN profiles that can interfere with connecting with the internet. The goal of this section is to use Skylight to remove these shadow profiles and make sure that only APN left is with the correct settings. Downloading and Installing Download Skylight on your […]
May 11, 2023

RT4 Troubleshooting Checklist

When you have the “Connected, roaming” message as shown above, you know the SIM card is configured correctly and is connected to the internet. Follow these steps in the order shown if you followed the instructions here and are still having trouble. 1. Verify SIM is Activated Login to your RTK […]
December 26, 2022

Carlson RT3 | RT4 Tablet SIM Setup

Unless otherwise noted, the RT4 instructions apply to both the RT3 and RT4. Activate SIM Go to our activation page and enter your ICCID or scan the QR code of your SIM Card to make sure your SIM card has been activated. The ICCID is printed on the SIM card […]